- KSM-66 is a full-spectrum Ashwaghanda extract, standardized for 5% withanolides – meaning that KSM-66 not only includes the full range of biologically active compounds within Ashwaghanda, but also that it contains the highest currently available concentration of the principally active withanolides (5%). Proven to cause a 27.9% reduction in serum cortisol levels, measured over 60 days in a trial featuring 64 chronically stressed adults.
- Calcium D-Aspartic Acid: Some studies have found that DAA also stimulates a protein called StAR. StAR is necessary for the cholesterol transport in the cell that is needed for testosterone production.
- Bulbine natalensis is a herb endemic to Southern African that has historically been used as an aphrodisiac in traditional medicine preparations. Recent animal research has demonstrated that the herb has healthy testosterone supporting effects in rats and may also elicit positive effects on cognition.
- The name Eurycoma longifolia is probably familiar to most within the bodybuilding and fitness community, as it has a long history of use as an aphrodisiac supplement. Also known as Tongkat Ali, Malaysian Ginsgeng, and Longjack, the herb is found in temperate regions of SouthEast Asia and has been used for centuries as an aphrodisiac in medicinal systems local to those regions.